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Multi-domain authorization and authentication

  • US 7,444,666 B2
  • Filed: 07/25/2002
  • Issued: 10/28/2008
  • Est. Priority Date: 07/27/2001
  • Status: Active Grant
First Claim
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1. A method of multi-domain authorisation/authentication on a computer network comprises:

  • a user making a request to a policy enforcement point (PEP) of a computer for access to a service on the computer of a first domain which requires authorisation for access from a second domain;

    providing a location address for a meta policy decision point (MPDP) maintaining the user'"'"'s authorisation and/or authentication information provided from different issuing authorities, at which address authorisation and/or authentication information and/or further personal information of the user has been pre-stored at a remote location;

    a policy decision point (PDP) of the service on the computer network then verifying the authorisation/authentication information received from the MPDP or seeking authorisation/authentication from an address received from the MPDP, the address provided in the pre-stored authorisation/authentication/further personal information; and

    the user being given access by the PEP to the information or the service requested, if the request is accepted, wherein the MPDP is hosted by a party independent from the user.

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